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Finding the Fourth Proportional to 92,086.68, 127,090.86 and 51,802.14

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Solution

The fourth proportional to 92,086.68, 127,090.86 and 51,802.14 is: 71,493.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,086.68 : 127,090.86 = 51,802.14 : x
  2. Step 2: Convert to fraction form
    92,086.68/127,090.86 = 51,802.14/x
  3. Step 3: Cross multiply
    92,086.68x = 127,090.86 × 51,802.14
  4. Step 4: Simplify right side
    92,086.68x = 6,583,578,522.44
  5. Step 5: Solve for x
    x = 6,583,578,522.44/92,086.68
  6. Step 6: Final answer
    x = 71,493.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.